@book{98775,
	author = {Springer, Clifford Harry and Herlihy, Robert E.},
	title = {Matemáticas básicas},
	publisher = {Centro regional de ayuda técnica},
	year = {1972.},
	series = {Serie de matemáticas para la dirección de negocios, 1},
	address = {México},
	note = {Traslation of : Basic mathematics.}
}